MTL - World of Cultivation - ~ Eighty-six-sixth section of the original source of power [second more]

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Cheng Ling, the descendant of modern martial arts, traveled to the ancient times of war, and took his family to escape from the famine, farming, practicing medicine, and doing business…

Working hard for tomorrow, only to get a place to live in this strange era after the world is stable, to stand up with dignity, instead of kneeling and begging for life.

But who knew that disguising as a man was so successful that the new dynasty left her good name everywhere.

Young Master Hou’s Mansion: Young Master Cheng is very talented, and what he said casually was the rule of the world. I must recommend him to the prince.

Guozijian sacrifice wine: Cheng Xiaoyou has a splendid beauty in his chest, and the day when the imperial examination resumes, it must be the time when he will become famous. If he can’t win the top spot, the old man will slam into a pillar to tell the sky.

Miss Xiangfu: Cheng Shenyi is a prodigy, but he has a noble character and is not interested in fame and fortune. I respect him and love him, even if I have no relationship with him, I should ask the prince’s cousin to give him a birth.

Ten Miles of Spring Breeze Hua Kui Lady: Except for the three feet of snow on your body, who in the world is matched with white clothes? In that court, were they okay with you?

With a sigh, only remote mail.

…

And the prince, who was always mentioned in passing, intentionally or unintentionally, had already quietly raised his chin.

Prince: My brother, my confidant, what do you say?

Cheng Ling:  …

- Description from novelbuddy

Gray was just a normal guy. No powers. No family. No future.In a world where strength and status decide everything, he was at the bottom.He worked hard just to survive, taking care of his little sister after their parents were gone.But no matter how hard he tried, life never gave him a break.And after losing his only job, Gray was ready to give up completely.Then something strange happened.Just as about he was to end his life, an unknown voice echoed in his ears.[Welcome to the Great Tycoon System.]And for the first time, Gray had a way to fight back.From being weak and broke, he’ll rise to the top—one coin and one job at a time.Because in the world where money can buy power, Gray is about to become the richest and strongest man alive.

Cheng Xi, a guileless psychiatrist with a heart of gold, who would do anything for her patients. Lu Chenzhou, a frigid businessman who refuses treatment for his emotional detachment.